{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004362","499:4990004293","499:4990004270","467:4670002047","499:4990004415","499:4990004380","468:4680001697","499:4990004288","472:4720007864","499:4990004360","467:4670002524","468:4680003165","467:4670001670","499:4990004400","467:4670003912","467:4670004031","467:4670002830","467:4670002035","467:4670002120","468:4680000604","467:4670002270","467:4670004106","468:4680000938","499:4990004280","467:4670002195"],"twin_admin_codes":[499,499,499,467,499,499,468,499,472,499,467,468,467,499,467,467,467,467,467,468,467,467,468,499,467],"twin_sims":[0.7394979468027552,0.68603586272398,0.5500901654429293,0.47427746946819566,0.45498572606470433,0.4470868223695292,0.4351409385886496,0.42792791192285157,0.41449365322535175,0.4141032871863332,0.40919906951043067,0.40727210936810226,0.4058606500360434,0.4036422255619687,0.3904967040798619,0.38790962086168207,0.38229580514767486,0.38096842261299124,0.37782462524371585,0.36787225070649304,0.36574167842292565,0.36449523949525964,0.3619280714160752,0.3604075613613672,0.3597827756492456],"twin_dists":[0.1008989823740544,0.11274801737454727,0.141994227849896,0.15863441617709775,0.16299007362216728,0.16479250305661203,0.16754164287512735,0.16921609335775026,0.1723662584171967,0.17245843870398297,0.17361975085430276,0.17407772275013472,0.17441378739731506,0.17494304338928293,0.1781067249058441,0.17873512688028517,0.18010558334824492,0.18043103009666117,0.18120401473245076,0.18367205634000677,0.18420469816097368,0.18451703024073976,0.18516201460994944,0.18554512826197753,0.1857027904554025],"n_dims_used":45,"mean_confidence":0.9321744283040364},"coverage":{"mean_confidence":0.9321744283040364,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}